# -*- codeing = utf-8 -*-
# @Time : 2021/2/21 21:56
# @Atuthor: 朱朱
# @File: 033嵌套打印三角形.py
# @Software: PyCharm
i = 0
while i < 5:
    i+=1
    j = 0
    while j<i:
        j+=1
        print('*',end='\t')
    print()